[使用: 工作台]

Ancient Piece * 8

Lighting spirit * 1

↓

Ancient Force * 1

[使用: 工作台]

Ancient Piece * 3

Lightning key middle part * 1

Lightning key part * 1

↓

Lightening door key * 1

[使用: 工作台]

Ancient Force * 1

Ancient Piece * 1

↓

Ancient chisel * 1

[使用: 工作台]

Ancient Piece * 9

↓

Ancient chunk * 1